[Asterisk-Users] Echo cancellation problem

[Avi Miller]

Giuseppe wrote:
> Can anybody tell me if there is some error or something missing in this 
> configuration please?

I have the same card in a few of my servers and the echo canceller works 
just fine. I'm not 100% sure, but something does jump out at me:

> == ISDN3: Answering for 'xxxxxxxxx'
>   -- Playing 'wsa_benvenuto_lib_uni' (language 'it')

This plays *before* the echo canceller starts. If you suppress this, 
does the echo can get a chance to setup successfully?

> Mar 31 16:40:21 WARNING[30181]: file.c:1029 ast_waitstream: Unexpected 
> control subclass '14'
> == ISDN3: Setting up echo canceller (PLCI=0x103, function=1, options=4, 
> tail=64)
> == ISDN3: Setting up DTMF detector (PLCI=0x103, flag=1)
>   -- ISDN3: Error setting up echo canceller (PLCI=0x103)
> Mar 31 16:40:21 WARNING[29878]: chan_capi.c:3334 show_capi_conf_error: 
> ISDN3: conf_error 0x300b PLCI=0x103 Command=FACILITY_CONF,0x8497
>      > CAPI INFO 0x300b: Facility not supported

cYa,
Avi

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